/* roulang page: index */
:root{
      --coral:#E84C4F;
      --coral-dark:#c83d42;
      --teal:#168C7A;
      --teal-dark:#0f6d60;
      --warm:#F2B544;
      --ink:#202124;
      --muted:#68635F;
      --paper:#F7F5F1;
      --white:#FFFFFF;
      --line:#DDD8D1;
      --footer:#181817;
      --radius:8px;
      --shadow:0 10px 28px rgba(32,33,36,.06);
      --shadow-hover:0 16px 34px rgba(32,33,36,.12);
      --ease:220ms ease;
      --max:1240px;
    }
    *,*::before,*::after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--ink);
      background:var(--paper);
      font-family:ui-sans-serif,system-ui,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
      font-size:16px;
      line-height:1.8;
      letter-spacing:0;
      padding-bottom:68px;
    }
    a{color:inherit;text-decoration:none}
    button,input{font:inherit}
    button{cursor:pointer}
    img{display:block;max-width:100%}
    .container{width:min(var(--max),calc(100% - 64px));margin:0 auto}
    .site-header{
      position:sticky;top:0;z-index:40;
      height:74px;background:rgba(247,245,241,.96);
      border-bottom:1px solid var(--line);
      box-shadow:0 3px 12px rgba(32,33,36,.04);
      backdrop-filter:blur(8px);
    }
    .nav-wrap{height:74px;display:flex;align-items:center;gap:28px}
    .brand{display:inline-flex;align-items:center;gap:10px;white-space:nowrap;font-size:18px;font-weight:800}
    .brand-mark{width:31px;height:31px;border-radius:7px;background:var(--coral);position:relative;overflow:hidden}
    .brand-mark::before,.brand-mark::after{content:"";position:absolute;left:7px;right:7px;height:3px;background:#fff;border-radius:3px}
    .brand-mark::before{top:10px;box-shadow:0 7px 0 #fff}
    .brand-mark::after{top:24px;width:9px;right:auto;background:var(--warm)}
    .nav-links{display:flex;align-items:center;gap:6px;margin-right:auto}
    .nav-link{padding:8px 12px;border-radius:6px;color:var(--muted);font-size:14px;transition:var(--ease)}
    .nav-link:hover,.nav-link.active{color:var(--ink);background:#ebe7e1}
    .nav-link.active{font-weight:700}
    .command-search{
      display:flex;align-items:center;gap:8px;width:190px;height:38px;
      padding:0 10px;border:1px solid var(--line);border-radius:7px;background:#fff;color:var(--muted);
      transition:var(--ease)
    }
    .command-search:focus-within{border-color:var(--teal);box-shadow:0 0 0 3px rgba(22,140,122,.15)}
    .command-search input{min-width:0;width:100%;border:0;outline:0;background:transparent;color:var(--ink);font-size:13px}
    .keycap{border:1px solid var(--line);background:#f4f1ed;border-radius:4px;padding:0 5px;font-size:11px;line-height:20px}
    .icon-button,.menu-button{width:40px;height:40px;display:grid;place-items:center;border:1px solid transparent;border-radius:7px;background:transparent;color:var(--muted);transition:var(--ease)}
    .icon-button:hover,.menu-button:hover{color:var(--ink);background:#ebe7e1;border-color:var(--line)}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 18px;border:1px solid transparent;border-radius:7px;font-weight:700;font-size:14px;transition:transform var(--ease),background var(--ease),border var(--ease),box-shadow var(--ease)}
    .btn:focus-visible,.icon-button:focus-visible,.menu-button:focus-visible,.nav-link:focus-visible,.topic:focus-visible,.faq-question:focus-visible{outline:3px solid rgba(22,140,122,.32);outline-offset:2px}
    .btn:active{transform:scale(.98)}
    .btn-primary{background:var(--coral);color:#fff;box-shadow:0 5px 14px rgba(232,76,79,.18)}
    .btn-primary:hover{background:var(--coral-dark);transform:translateY(-2px);box-shadow:0 9px 18px rgba(232,76,79,.25)}
    .btn-secondary{background:#fff;border-color:var(--line);color:var(--ink)}
    .btn-secondary:hover{border-color:var(--teal);color:var(--teal);transform:translateY(-2px)}
    .menu-button{display:none}
    .mobile-menu{display:none;border-top:1px solid var(--line);background:var(--paper);padding:12px 16px}
    .mobile-menu a{display:block;padding:11px 8px;border-bottom:1px solid var(--line);font-weight:650}
    .section{padding:96px 0}
    .section-head{max-width:680px;margin-bottom:34px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--coral);font-size:13px;font-weight:800;letter-spacing:.08em}
    .eyebrow::before{content:"";width:24px;height:3px;border-radius:2px;background:var(--coral)}
    h1,h2,h3{margin:0;line-height:1.2;letter-spacing:0}
    h1{font-size:clamp(44px,5vw,58px);max-width:720px}
    h2{font-size:36px}
    h3{font-size:21px}
    p{margin:14px 0;color:var(--muted)}
    .hero{
      min-height:620px;display:flex;align-items:center;position:relative;overflow:hidden;
      background:#292724;
      color:#fff;
    }
    .hero::before{
      content:"";position:absolute;inset:0;
      background:
        linear-gradient(90deg,rgba(24,24,23,.92) 0%,rgba(24,24,23,.72) 42%,rgba(24,24,23,.22) 100%),
        linear-gradient(0deg,rgba(24,24,23,.65),transparent 45%);
      z-index:1
    }
    .hero-art{position:absolute;inset:0;background:#4b3935}
    .cover-grid{position:absolute;right:4%;top:11%;width:52%;height:78%;display:grid;grid-template-columns:repeat(4,1fr);gap:12px;transform:rotate(-3deg);opacity:.88}
    .cover{border-radius:5px;overflow:hidden;position:relative;background-size:cover;background-position:center;box-shadow:0 12px 30px rgba(0,0,0,.24)}
    .cover::after{content:"";position:absolute;inset:0;background:linear-gradient(145deg,rgba(255,255,255,.16),rgba(0,0,0,.38))}
    .cover:nth-child(1){background:linear-gradient(135deg,#c95d51 10%,#322e37 80%)}
    .cover:nth-child(2){background:linear-gradient(135deg,#244f55,#b68b64)}
    .cover:nth-child(3){background:linear-gradient(135deg,#6f3d46,#e1a35d)}
    .cover:nth-child(4){background:linear-gradient(135deg,#dfb66b,#40565c)}
    .cover:nth-child(5){background:linear-gradient(135deg,#3c4658,#bb5555)}
    .cover:nth-child(6){background:linear-gradient(135deg,#837254,#293b48)}
    .cover:nth-child(7){background:linear-gradient(135deg,#a44845,#e2c18b)}
    .cover:nth-child(8){background:linear-gradient(135deg,#2f5c57,#845c4b)}
    .cover:nth-child(9){background:linear-gradient(135deg,#5c3d50,#c58c67)}
    .cover:nth-child(10){background:linear-gradient(135deg,#3a5361,#c45a4d)}
    .cover:nth-child(11){background:linear-gradient(135deg,#c29b61,#435157)}
    .cover:nth-child(12){background:linear-gradient(135deg,#653d42,#9b8061)}
    .hero-content{position:relative;z-index:2;padding:90px 0 76px}
    .hero-copy{max-width:700px}
    .hero h1{margin-top:16px}
    .hero p{max-width:620px;color:rgba(255,255,255,.82);font-size:18px;line-height:1.85}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
    .hero .btn-secondary{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.38);color:#fff}
    .hero .btn-secondary:hover{background:#fff;color:var(--ink)}
    .hero-index{display:flex;align-items:center;gap:12px;margin-top:62px;color:rgba(255,255,255,.72);font-size:12px}
    .index-line{width:180px;height:3px;background:rgba(255,255,255,.22);position:relative}
    .index-line::before{content:"";display:block;width:42%;height:100%;background:var(--warm)}
    .index-dots{display:flex;gap:5px}
    .index-dots i{display:block;width:5px;height:5px;border-radius:50%;background:var(--coral)}
    .benefit-track{display:grid;grid-template-columns:5fr 4fr 3fr;gap:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
    .benefit{min-height:190px;padding:28px 28px 26px;border-right:1px solid var(--line);position:relative;transition:var(--ease)}
    .benefit:last-child{border-right:0}
    .benefit:hover{background:#fff;transform:translateY(-3px);box-shadow:var(--shadow)}
    .benefit-number{font-size:44px;font-weight:900;line-height:1;color:var(--coral);margin-bottom:18px}
    .benefit:nth-child(2) .benefit-number{color:var(--teal)}
    .benefit:nth-child(3) .benefit-number{color:var(--warm)}
    .benefit p{font-size:14px;max-width:330px}
    .status{position:absolute;right:24px;top:28px;font-size:12px;color:var(--teal);font-weight:750}
    .scene{background:#ece9e3}
    .scene-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:28px}
    .scene-head p{max-width:560px}
    .scene-board{background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);padding:20px;position:relative}
    .scene-toolbar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-bottom:18px;border-bottom:1px solid var(--line)}
    .scene-tabs{display:flex;gap:8px;flex-wrap:wrap}
    .scene-tab,.topic{border:1px solid var(--line);background:#fff;color:var(--muted);border-radius:6px;padding:7px 12px;font-size:13px;transition:var(--ease)}
    .scene-tab:hover,.scene-tab.active,.topic:hover{border-color:var(--teal);color:var(--teal);background:#eef8f5}
    .scene-status{font-size:12px;color:var(--muted);white-space:nowrap}
    .scene-content{display:grid;grid-template-columns:1.15fr 1fr 1fr;gap:14px;padding-top:20px}
    .scene-tile{min-height:190px;border:1px solid var(--line);position:relative;overflow:hidden;background:#403b37}
    .scene-tile.large{grid-row:span 2;min-height:394px}
    .scene-tile::before{content:"";position:absolute;inset:0;background:linear-gradient(145deg,var(--tone,#b96057),#292a2a)}
    .scene-tile:nth-child(2)::before{--tone:#2f726d}
    .scene-tile:nth-child(3)::before{--tone:#c18b4a}
    .scene-tile:nth-child(4)::before{--tone:#6e4a58}
    .scene-tile:nth-child(5)::before{--tone:#53606c}
    .scene-tile::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(0,0,0,.7),transparent 62%)}
    .scene-tile-content{position:absolute;z-index:1;left:16px;right:16px;bottom:14px;color:#fff}
    .scene-tile-content strong{display:block;font-size:17px}
    .scene-tile-content span{font-size:12px;color:rgba(255,255,255,.74)}
    .annotation{margin-top:18px;display:flex;align-items:center;gap:12px;color:var(--teal);font-size:13px}
    .annotation::before{content:"";width:44px;height:2px;background:var(--teal)}
    .topics{padding-top:78px;padding-bottom:78px}
    .topic-row{display:flex;flex-wrap:wrap;gap:10px}
    .topic{padding:11px 15px;font-weight:650;color:var(--ink)}
    .insight-band{background:#e5f2ee;border-top:1px solid #cce3dc;border-bottom:1px solid #cce3dc}
    .insight-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
    .insight-item{padding:28px 24px;border-right:1px solid #c7ded8}
    .insight-item:last-child{border-right:0}
    .insight-value{font-size:32px;font-weight:850;color:var(--teal);line-height:1.2}
    .insight-label{font-size:13px;color:var(--muted);margin-top:8px}
    .quote-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;margin-top:42px}
    .quote{padding-left:22px;border-left:4px solid var(--coral);font-size:18px;color:var(--ink);line-height:1.75}
    .quote:nth-child(2){border-color:var(--warm)}
    .quote small{display:block;color:var(--muted);font-size:13px;margin-top:13px}
    .updates{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
    .updates-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:56px}
    .update-list{border-top:1px solid var(--line)}
    .update-item{display:flex;justify-content:space-between;gap:20px;padding:19px 0;border-bottom:1px solid var(--line);font-weight:700;transition:var(--ease)}
    .update-item:hover{color:var(--coral);padding-left:7px}
    .update-item span{font-size:12px;color:var(--muted);font-weight:500;white-space:nowrap}
    .preview-note{padding:26px;background:#f5eee4;border-left:4px solid var(--warm)}
    .preview-note h3{font-size:20px}
    .preview-note p{font-size:14px}
    .faq-layout{display:grid;grid-template-columns:5fr 7fr;gap:80px}
    .faq-list{border-top:1px solid var(--line)}
    .faq-item{border-bottom:1px solid var(--line)}
    .faq-question{width:100%;min-height:66px;display:flex;align-items:center;justify-content:space-between;gap:16px;text-align:left;border:0;background:transparent;color:var(--ink);font-weight:750;padding:15px 0}
    .faq-icon{font-size:25px;color:var(--coral);font-weight:400;line-height:1}
    .faq-answer{max-height:0;overflow:hidden;transition:max-height 260ms ease}
    .faq-answer p{font-size:14px;line-height:1.8;margin:0 35px 18px 0}
    .faq-item.open .faq-answer{max-height:180px}
    .faq-item.open .faq-icon{transform:rotate(45deg)}
    .cta{background:var(--coral);color:#fff;padding:70px 0}
    .cta-wrap{display:flex;align-items:center;justify-content:space-between;gap:30px}
    .cta h2{max-width:670px}
    .cta p{color:rgba(255,255,255,.82);max-width:660px}
    .cta .btn-primary{background:#fff;color:var(--coral)}
    .cta .btn-primary:hover{background:#fff4ed}
    .cta .btn-secondary{background:transparent;border-color:rgba(255,255,255,.65);color:#fff}
    .cta .btn-secondary:hover{background:#fff;color:var(--ink)}
    .footer{background:var(--footer);color:#fff;padding:58px 0 86px}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:50px}
    .footer p,.footer small{color:#aaa6a0;font-size:13px;line-height:1.8}
    .footer-title{font-size:14px;font-weight:800;margin-bottom:15px}
    .footer-links{display:flex;flex-direction:column;gap:8px;color:#c9c5bf;font-size:14px}
    .footer-links a:hover{color:#fff}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;margin-top:40px;padding-top:20px;border-top:1px solid #393836;color:#918d88;font-size:12px}
    .fixed-bar{position:fixed;z-index:50;bottom:0;left:0;right:0;min-height:64px;background:var(--footer);color:#fff;box-shadow:0 -6px 20px rgba(0,0,0,.16)}
    .fixed-wrap{min-height:64px;display:flex;align-items:center;gap:22px}
    .fixed-copy{font-size:13px;font-weight:700;margin-right:auto}
    .fixed-state{font-size:12px;color:#aaa6a0}
    .fixed-close{width:30px;height:30px;border:0;background:transparent;color:#aaa6a0;font-size:22px}
    .fixed-close:hover{color:#fff}
    .hidden-bar{display:none}
    @media (max-width:1023px){
      .container{width:min(var(--max),calc(100% - 48px))}
      .nav-links{gap:0}.command-search{width:150px}
      .hero{min-height:570px}.cover-grid{width:58%;right:-8%;opacity:.65}
      .scene-content{grid-template-columns:1fr 1fr}.scene-tile.large{grid-row:auto;grid-column:span 2;min-height:280px}
      .faq-layout{gap:40px}
    }
    @media (max-width:767px){
      body{font-size:15px;padding-bottom:60px}
      .container{width:calc(100% - 32px)}
      .site-header,.nav-wrap{height:64px}.nav-wrap{gap:10px}
      .brand{font-size:15px;gap:7px}.brand-mark{width:27px;height:27px}
      .nav-links,.command-search{display:none}.icon-button{display:grid;margin-left:auto}.menu-button{display:grid}
      .mobile-menu.show{display:block}
      .section{padding:62px 0}.section-head{margin-bottom:26px}
      h1{font-size:36px;line-height:1.18}h2{font-size:30px}h3{font-size:20px}
      .hero{min-height:590px}.hero-content{padding:74px 0 54px}.hero-art{opacity:.8}
      .cover-grid{right:-25%;top:23%;width:110%;height:58%;opacity:.48;transform:rotate(-6deg)}
      .hero::before{background:linear-gradient(90deg,rgba(24,24,23,.95),rgba(24,24,23,.62)),linear-gradient(0deg,rgba(24,24,23,.8),transparent)}
      .hero p{font-size:16px;line-height:1.8}.hero-index{margin-top:44px}
      .benefit-track{display:block}.benefit{min-height:0;border-right:0;border-bottom:1px solid var(--line);padding:24px 20px}.benefit:last-child{border-bottom:0}
      .benefit-number{font-size:36px;margin-bottom:10px}
      .scene-head,.cta-wrap{display:block}.scene-head p{margin-top:14px}
      .scene-toolbar{display:block}.scene-status{margin-top:14px}.scene-content{grid-template-columns:1fr;gap:10px}.scene-tile,.scene-tile.large{grid-column:auto;min-height:220px}
      .topics{padding-top:55px;padding-bottom:55px}
      .insight-grid{grid-template-columns:1fr 1fr}.insight-item{padding:20px 15px;border-bottom:1px solid #c7ded8}.insight-item:nth-child(2){border-right:0}.insight-value{font-size:27px}
      .quote-grid,.updates-grid,.faq-layout{grid-template-columns:1fr;gap:30px}.quote-grid{margin-top:30px}
      .updates-grid{gap:28px}.cta{padding:56px 0}.cta .hero-actions{margin-top:22px}
      .footer{padding:48px 0 78px}.footer-grid{grid-template-columns:1fr 1fr;gap:30px}.footer-grid > :first-child{grid-column:span 2}
      .footer-bottom{display:block}.footer-bottom small{display:block;margin-top:8px}
      .fixed-wrap{min-height:60px;gap:9px}.fixed-copy{font-size:12px;line-height:1.35}.fixed-state,.fixed-close{display:none}.fixed-wrap .btn{min-height:38px;padding:0 12px;font-size:12px;white-space:nowrap}
    }
    @media (max-width:520px){
      .brand{max-width:190px;overflow:hidden;text-overflow:ellipsis}
      .hero-actions{display:grid;grid-template-columns:1fr}.hero-actions .btn{width:100%}
      .footer-grid{grid-template-columns:1fr}.footer-grid > :first-child{grid-column:auto}
      .topic-row{gap:8px}.topic{font-size:13px;padding:9px 11px}
    }

/* roulang page: category1 */
:root{
      --coral:#E84C4F;--coral-dark:#c83d42;--teal:#168C7A;--teal-dark:#0f6d60;
      --warm:#F2B544;--ink:#202124;--muted:#68635F;--paper:#F7F5F1;--white:#fff;
      --line:#DDD8D1;--footer:#181817;--radius:8px;
      --shadow:0 10px 28px rgba(32,33,36,.06);--shadow-hover:0 16px 34px rgba(32,33,36,.12);
      --ease:220ms ease;--max:1240px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;color:var(--ink);background:var(--paper);font-family:ui-sans-serif,system-ui,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;font-size:16px;line-height:1.8;letter-spacing:0;padding-bottom:68px}
    a{color:inherit;text-decoration:none} button,input{font:inherit} button{cursor:pointer}
    img{display:block;max-width:100%}.container{width:min(var(--max),calc(100% - 64px));margin:0 auto}
    .site-header{position:sticky;top:0;z-index:40;height:74px;background:rgba(247,245,241,.97);border-bottom:1px solid var(--line);box-shadow:0 3px 12px rgba(32,33,36,.04);backdrop-filter:blur(8px)}
    .nav-wrap{height:74px;display:flex;align-items:center;gap:28px}.brand{display:inline-flex;align-items:center;gap:10px;white-space:nowrap;font-size:18px;font-weight:800}
    .brand-mark{width:31px;height:31px;border-radius:7px;background:var(--coral);position:relative;overflow:hidden}.brand-mark:before,.brand-mark:after{content:"";position:absolute;left:7px;right:7px;height:3px;background:#fff;border-radius:3px}.brand-mark:before{top:10px;box-shadow:0 7px 0 #fff}.brand-mark:after{top:24px;width:9px;right:auto;background:var(--warm)}
    .nav-links{display:flex;align-items:center;gap:6px;margin-right:auto}.nav-link{padding:8px 12px;border-radius:6px;color:var(--muted);font-size:14px;transition:var(--ease)}.nav-link:hover,.nav-link.active{color:var(--ink);background:#ebe7e1}.nav-link.active{font-weight:700}
    .command-search{display:flex;align-items:center;gap:8px;width:190px;height:38px;padding:0 10px;border:1px solid var(--line);border-radius:7px;background:#fff;color:var(--muted);transition:var(--ease)}.command-search:focus-within{border-color:var(--teal);box-shadow:0 0 0 3px rgba(22,140,122,.15)}.command-search input{min-width:0;width:100%;border:0;outline:0;background:transparent;color:var(--ink);font-size:13px}
    .icon-button,.menu-button{width:40px;height:40px;display:grid;place-items:center;border:1px solid transparent;border-radius:7px;background:transparent;color:var(--muted);transition:var(--ease)}.icon-button:hover,.menu-button:hover{color:var(--ink);background:#ebe7e1;border-color:var(--line)}.menu-button{display:none}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 18px;border:1px solid transparent;border-radius:7px;font-weight:700;font-size:14px;transition:transform var(--ease),background var(--ease),border var(--ease),box-shadow var(--ease)}.btn:focus-visible,.icon-button:focus-visible,.menu-button:focus-visible,.nav-link:focus-visible,.filter-link:focus-visible,.faq-question:focus-visible{outline:3px solid rgba(22,140,122,.32);outline-offset:2px}.btn:active{transform:scale(.98)}.btn-primary{background:var(--coral);color:#fff;box-shadow:0 5px 14px rgba(232,76,79,.18)}.btn-primary:hover{background:var(--coral-dark);transform:translateY(-2px);box-shadow:0 9px 18px rgba(232,76,79,.25)}.btn-secondary{background:#fff;border-color:var(--line);color:var(--ink)}.btn-secondary:hover{border-color:var(--teal);color:var(--teal);transform:translateY(-2px)}
    .mobile-menu{display:none;border-top:1px solid var(--line);background:var(--paper);padding:12px 16px}.mobile-menu a{display:block;padding:11px 8px;border-bottom:1px solid var(--line);font-weight:650}
    .section{padding:88px 0}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--coral);font-size:13px;font-weight:800;letter-spacing:.08em}.eyebrow:before{content:"";width:24px;height:3px;border-radius:2px;background:var(--coral)}
    .page-intro{padding:58px 0 48px;border-bottom:1px solid var(--line)}.intro-line{display:flex;justify-content:space-between;align-items:end;gap:32px}.page-intro h1{max-width:760px;margin:13px 0 12px;font-size:48px;line-height:1.18;letter-spacing:0}.page-intro p{max-width:700px;color:var(--muted);margin:0;font-size:17px}.crumb{font-size:13px;color:var(--muted);margin-bottom:16px}.crumb a:hover{color:var(--coral)}
    .rhythm{display:flex;align-items:end;gap:5px;height:26px}.rhythm i{display:block;width:4px;background:var(--teal);border-radius:3px}.rhythm i:nth-child(1){height:9px}.rhythm i:nth-child(2){height:18px}.rhythm i:nth-child(3){height:13px}.rhythm i:nth-child(4){height:23px;background:var(--coral)}.rhythm i:nth-child(5){height:11px}.rhythm i:nth-child(6){height:20px;background:var(--warm)}.rhythm i:nth-child(7){height:15px}
    .browse-layout{display:grid;grid-template-columns:250px 1fr;gap:54px;padding:76px 0 92px}.filter-panel{border-top:2px solid var(--ink);padding-top:18px;align-self:start}.filter-panel h2{font-size:18px;margin:0 0 20px}.filter-group{padding:18px 0;border-bottom:1px solid var(--line)}.filter-label{font-size:13px;color:var(--muted);font-weight:700;margin-bottom:10px}.filter-link{display:block;padding:7px 9px;margin:3px 0;border-radius:6px;color:var(--muted);font-size:14px;transition:var(--ease)}.filter-link:hover,.filter-link.selected{background:#e5f0ed;color:var(--teal-dark);font-weight:700}
    .results-head{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:22px}.results-head h2{margin:0;font-size:25px}.result-note{color:var(--muted);font-size:13px}.sort-select{height:40px;padding:0 12px;border:1px solid var(--line);border-radius:7px;background:#fff;color:var(--ink);outline:0}.sort-select:focus{border-color:var(--teal);box-shadow:0 0 0 3px rgba(22,140,122,.15)}
    .feature-item{display:grid;grid-template-columns:280px 1fr;gap:24px;padding:14px;border:1px solid var(--line);background:#fff;border-radius:8px;box-shadow:var(--shadow);transition:var(--ease);margin-bottom:24px}.feature-item:hover,.content-item:hover{transform:translateY(-3px);border-color:#b8cfc9;box-shadow:var(--shadow-hover)}.feature-image{height:174px;object-fit:cover;border-radius:5px;width:100%}.item-content{padding:8px 8px 8px 0}.badge{display:inline-flex;align-items:center;padding:3px 8px;border-radius:5px;font-size:12px;font-weight:800;background:#fce6e5;color:var(--coral-dark)}.badge.teal{background:#e3f1ed;color:var(--teal-dark)}.item-title{font-size:22px;line-height:1.35;margin:12px 0 8px}.item-summary{color:var(--muted);font-size:14px;line-height:1.75;margin:0 0 14px}.meta{display:flex;flex-wrap:wrap;gap:14px;color:var(--muted);font-size:12px}.view-link{display:inline-flex;align-items:center;gap:6px;margin-top:17px;color:var(--coral-dark);font-size:14px;font-weight:800}.view-link:hover{color:var(--teal-dark)}
    .content-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.content-item{display:grid;grid-template-columns:130px 1fr;gap:16px;padding:12px;border:1px solid var(--line);background:#fff;border-radius:8px;transition:var(--ease)}.content-image{width:130px;height:104px;object-fit:cover;border-radius:5px}.content-item .item-title{font-size:17px;margin:7px 0 5px}.content-item .item-summary{font-size:13px;line-height:1.6;margin-bottom:7px}.content-item .view-link{margin-top:3px;font-size:13px}
    .topic-index{background:#e5f0ed;padding:70px 0}.topic-wrap{display:flex;justify-content:space-between;gap:42px;align-items:center}.topic-wrap h2{font-size:30px;line-height:1.3;margin:0 0 10px}.topic-wrap p{color:var(--muted);max-width:630px;margin:0}.topic-row{display:flex;flex-wrap:wrap;gap:9px;margin-top:18px}.topic{padding:8px 12px;background:#fff;border:1px solid #c8ded8;border-radius:6px;font-size:13px;color:var(--teal-dark);transition:var(--ease)}.topic:hover{border-color:var(--teal);transform:translateY(-2px)}
    .faq-section{padding:86px 0}.faq-layout{display:grid;grid-template-columns:5fr 7fr;gap:80px}.faq-list{border-top:1px solid var(--line)}.faq-item{border-bottom:1px solid var(--line)}.faq-question{width:100%;min-height:66px;display:flex;align-items:center;justify-content:space-between;gap:16px;text-align:left;border:0;background:transparent;color:var(--ink);font-weight:750;padding:15px 0}.faq-icon{font-size:25px;color:var(--coral);line-height:1}.faq-answer{max-height:0;overflow:hidden;transition:max-height 280ms ease;color:var(--muted);font-size:14px}.faq-item.open .faq-answer{max-height:180px}.faq-answer p{margin:0 0 17px}
    .cta-band{background:var(--coral);color:#fff;padding:58px 0}.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:28px}.cta-band h2{margin:0 0 7px;font-size:30px;line-height:1.3}.cta-band p{margin:0;color:rgba(255,255,255,.82)}.cta-band .btn-secondary{border-color:rgba(255,255,255,.5)}
    .footer{background:var(--footer);color:#fff;padding:62px 0 88px}.footer-grid{display:grid;grid-template-columns:1.5fr .8fr 1fr;gap:64px}.footer p{color:rgba(255,255,255,.64);font-size:14px;margin:16px 0 0}.footer-title{font-size:13px;color:var(--warm);font-weight:800;margin-bottom:12px}.footer-links{display:grid;gap:7px;color:rgba(255,255,255,.72);font-size:14px}.footer-links a:hover{color:#fff}.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid rgba(255,255,255,.16);margin-top:42px;padding-top:18px;color:rgba(255,255,255,.56);font-size:12px}.footer small{color:rgba(255,255,255,.5)}
    .bottom-bar{position:fixed;z-index:50;bottom:0;left:0;right:0;min-height:64px;background:var(--footer);color:#fff;display:flex;align-items:center}.bottom-inner{display:flex;align-items:center;justify-content:space-between;gap:20px}.bottom-bar p{margin:0;font-size:13px;color:rgba(255,255,255,.72)}.bottom-actions{display:flex;align-items:center;gap:10px}.close-bar{width:34px;height:34px;border:0;background:transparent;color:rgba(255,255,255,.58);font-size:22px}.close-bar:hover{color:#fff}
    @media(max-width:1023px){.container{width:min(var(--max),calc(100% - 48px))}.nav-wrap{gap:16px}.command-search{width:160px}.browse-layout{grid-template-columns:210px 1fr;gap:30px}.content-item{grid-template-columns:105px 1fr}.content-image{width:105px;height:92px}.faq-layout{gap:42px}}
    @media(max-width:767px){body{padding-bottom:62px}.container{width:calc(100% - 32px)}.site-header,.nav-wrap{height:66px}.nav-links,.command-search,.nav-wrap>.icon-button{display:none}.nav-wrap{justify-content:space-between}.nav-wrap .brand{font-size:16px}.nav-wrap .brand-mark{width:29px;height:29px}.menu-button{display:grid}.mobile-menu.open{display:block}.page-intro{padding:38px 0 34px}.intro-line{align-items:start;display:block}.page-intro h1{font-size:36px;line-height:1.25}.page-intro p{font-size:15px}.page-intro .rhythm{margin-top:25px}.browse-layout{display:block;padding:52px 0 64px}.filter-panel{margin-bottom:38px}.filter-group{display:inline-block;border:0;padding:0 14px 0 0}.filter-panel h2{margin-bottom:12px}.filter-links-row{display:flex;flex-wrap:wrap}.filter-link{border:1px solid var(--line);background:#fff}.results-head{align-items:flex-start;flex-direction:column}.feature-item{grid-template-columns:1fr;gap:14px}.feature-image{height:210px}.item-content{padding:2px 5px 8px}.content-grid{grid-template-columns:1fr}.content-item{grid-template-columns:112px 1fr}.content-image{width:112px;height:95px}.topic-wrap,.cta-inner{display:block}.topic-wrap .btn,.cta-inner .btn{margin-top:24px}.faq-section{padding:60px 0}.faq-layout{display:block}.faq-layout .section-head{margin-bottom:30px}.footer-grid{grid-template-columns:1fr;gap:28px}.footer-bottom{display:block}.footer-bottom small{display:block;margin-top:9px}.bottom-inner{gap:10px}.bottom-bar p{font-size:12px}.bottom-actions .btn{min-height:38px;padding:0 12px;font-size:12px}.close-bar{width:28px}}